yann@2454: /*
yann@2454:  * Copyright (C) 2008 Nir Tzachar <nir.tzachar@gmail.com?
yann@2454:  * Released under the terms of the GNU GPL v2.0.
yann@2454:  *
yann@2454:  * Derived from menuconfig.
yann@2454:  *
yann@2454:  */
yann@2454: #define _GNU_SOURCE
yann@2454: #include <string.h>
yann@2454: #define LKC_DIRECT_LINK
yann@2454: #include "lkc.h"
yann@2454: #include "nconf.h"
yann@2454: #include <ctype.h>
yann@2454: 
yann@2454: static const char nconf_readme[] = N_(
yann@2454: "Overview\n"
yann@2454: "--------\n"
yann@2454: "This interface let you select features and parameters for the build.\n"
yann@2454: "Features can either be built-in, modularized, or ignored. Parameters\n"
yann@2454: "must be entered in as decimal or hexadecimal numbers or text.\n"
yann@2454: "\n"
yann@2454: "Menu items beginning with following braces represent features that\n"
yann@2454: "  [ ] can be built in or removed\n"
yann@2454: "  < > can be built in, modularized or removed\n"
yann@2454: "  { } can be built in or modularized (selected by other feature)\n"
yann@2454: "  - - are selected by other feature,\n"
yann@2454: "  XXX cannot be selected. Use Symbol Info to find out why,\n"
yann@2454: "while *, M or whitespace inside braces means to build in, build as\n"
yann@2454: "a module or to exclude the feature respectively.\n"
yann@2454: "\n"
yann@2454: "To change any of these features, highlight it with the cursor\n"
yann@2454: "keys and press <Y> to build it in, <M> to make it a module or\n"
yann@2454: "<N> to removed it.  You may also press the <Space Bar> to cycle\n"
yann@2454: "through the available options (ie. Y->N->M->Y).\n"
yann@2454: "\n"
yann@2454: "Some additional keyboard hints:\n"
yann@2454: "\n"
yann@2454: "Menus\n"
yann@2454: "----------\n"
yann@2454: "o  Use the Up/Down arrow keys (cursor keys) to highlight the item\n"
yann@2454: "   you wish to change use <Enter> or <Space>. Goto submenu by \n"
yann@2454: "   pressing <Enter> of <right-arrow>. Use <Esc> or <left-arrow> to go back.\n"
yann@2454: "   Submenus are designated by \"--->\".\n"
yann@2454: "\n"
yann@2454: "   Searching: pressing '/' triggers interactive search mode.\n"
yann@2454: "              nconfig performs a case insensitive search for the string\n"
yann@2454: "              in the menu prompts (no regex support).\n"
yann@2454: "              Pressing the up/down keys highlights the previous/next\n"
yann@2454: "              matching item. Backspace removes one character from the\n"
yann@2454: "              match string. Pressing either '/' again or ESC exits\n"
yann@2454: "              search mode. All other keys behave normally.\n"
yann@2454: "\n"
yann@2454: "   You may also use the <PAGE UP> and <PAGE DOWN> keys to scroll\n"
yann@2454: "   unseen options into view.\n"
yann@2454: "\n"
yann@2454: "o  To exit a menu use the just press <ESC> <F5> <F8> or <left-arrow>.\n"
yann@2454: "\n"
yann@2454: "o  To get help with an item, press <F1>\n"
yann@2454: "   Shortcut: Press <h> or <?>.\n"
yann@2454: "\n"
yann@2454: "\n"
yann@2454: "Radiolists  (Choice lists)\n"
yann@2454: "-----------\n"
yann@2454: "o  Use the cursor keys to select the option you wish to set and press\n"
yann@2454: "   <S> or the <SPACE BAR>.\n"
yann@2454: "\n"
yann@2454: "   Shortcut: Press the first letter of the option you wish to set then\n"
yann@2454: "             press <S> or <SPACE BAR>.\n"
yann@2454: "\n"
yann@2454: "o  To see available help for the item, press <F1>\n"
yann@2454: "   Shortcut: Press <H> or <?>.\n"
yann@2454: "\n"
yann@2454: "\n"
yann@2454: "Data Entry\n"
yann@2454: "-----------\n"
yann@2454: "o  Enter the requested information and press <ENTER>\n"
yann@2454: "   If you are entering hexadecimal values, it is not necessary to\n"
yann@2454: "   add the '0x' prefix to the entry.\n"
yann@2454: "\n"
yann@2454: "o  For help, press <F1>.\n"
yann@2454: "\n"
yann@2454: "\n"
yann@2454: "Text Box    (Help Window)\n"
yann@2454: "--------\n"
yann@2454: "o  Use the cursor keys to scroll up/down/left/right.  The VI editor\n"
yann@2454: "   keys h,j,k,l function here as do <SPACE BAR> for those\n"
yann@2454: "   who are familiar with less and lynx.\n"
yann@2454: "\n"
yann@2454: "o  Press <Enter>, <F1>, <F5>, <F7> or <Esc> to exit.\n"
yann@2454: "\n"
yann@2454: "\n"
yann@2454: "Alternate Configuration Files\n"
yann@2454: "-----------------------------\n"
yann@2454: "nconfig supports the use of alternate configuration files for\n"
yann@2454: "those who, for various reasons, find it necessary to switch\n"
yann@2454: "between different configurations.\n"
yann@2454: "\n"
yann@2454: "At the end of the main menu you will find two options.  One is\n"
yann@2454: "for saving the current configuration to a file of your choosing.\n"
yann@2454: "The other option is for loading a previously saved alternate\n"
yann@2454: "configuration.\n"
yann@2454: "\n"
yann@2454: "Even if you don't use alternate configuration files, but you\n"
yann@2454: "find during a nconfig session that you have completely messed\n"
yann@2454: "up your settings, you may use the \"Load Alternate...\" option to\n"
yann@2454: "restore your previously saved settings from \".config\" without\n"
yann@2454: "restarting nconfig.\n"
yann@2454: "\n"
yann@2454: "Other information\n"
yann@2454: "-----------------\n"
yann@2454: "If you use nconfig in an XTERM window make sure you have your\n"
yann@2454: "$TERM variable set to point to a xterm definition which supports color.\n"
yann@2454: "Otherwise, nconfig will look rather bad.  nconfig will not\n"
yann@2454: "display correctly in a RXVT window because rxvt displays only one\n"
yann@2454: "intensity of color, bright.\n"
yann@2454: "\n"
yann@2454: "nconfig will display larger menus on screens or xterms which are\n"
yann@2454: "set to display more than the standard 25 row by 80 column geometry.\n"
yann@2454: "In order for this to work, the \"stty size\" command must be able to\n"
yann@2454: "display the screen's current row and column geometry.  I STRONGLY\n"
yann@2454: "RECOMMEND that you make sure you do NOT have the shell variables\n"
yann@2454: "LINES and COLUMNS exported into your environment.  Some distributions\n"
yann@2454: "export those variables via /etc/profile.  Some ncurses programs can\n"
yann@2454: "become confused when those variables (LINES & COLUMNS) don't reflect\n"
yann@2454: "the true screen size.\n"
yann@2454: "\n"
yann@2454: "Optional personality available\n"
yann@2454: "------------------------------\n"
yann@2454: "If you prefer to have all of the options listed in a single menu, rather\n"
yann@2454: "than the default multimenu hierarchy, run the nconfig with NCONFIG_MODE\n"
yann@2454: "environment variable set to single_menu. Example:\n"
yann@2454: "\n"
yann@2454: "make NCONFIG_MODE=single_menu nconfig\n"
yann@2454: "\n"
yann@2454: "<Enter> will then unroll the appropriate category, or enfold it if it\n"
yann@2454: "is already unrolled.\n"
yann@2454: "\n"
yann@2454: "Note that this mode can eventually be a little more CPU expensive\n"
yann@2454: "(especially with a larger number of unrolled categories) than the\n"
yann@2454: "default mode.\n"
yann@2454: "\n"),
yann@2454: menu_no_f_instructions[] = N_(
yann@2454: " You do not have function keys support. Please follow the\n"
yann@2454: " following instructions:\n"
yann@2454: " Arrow keys navigate the menu.\n"
yann@2454: " <Enter> or <right-arrow> selects submenus --->.\n"
yann@2454: " Capital Letters are hotkeys.\n"
yann@2454: " Pressing <Y> includes, <N> excludes, <M> modularizes features.\n"
yann@2454: " Pressing SpaceBar toggles between the above options.\n"
yann@2454: " Press <Esc> or <left-arrow> to go back one menu,\n"
yann@2454: " <?> or <h> for Help, </> for Search.\n"
yann@2454: " <1> is interchangeable with <F1>, <2> with <F2>, etc.\n"
yann@2454: " Legend: [*] built-in  [ ] excluded  <M> module  < > module capable.\n"
yann@2454: " <Esc> always leaves the current window.\n"),
yann@2454: menu_instructions[] = N_(
yann@2454: " Arrow keys navigate the menu.\n"
yann@2454: " <Enter> or <right-arrow> selects submenus --->.\n"
yann@2454: " Capital Letters are hotkeys.\n"
yann@2454: " Pressing <Y> includes, <N> excludes, <M> modularizes features.\n"
yann@2454: " Pressing SpaceBar toggles between the above options\n"
yann@2454: " Press <Esc>, <F5> or <left-arrow> to go back one menu,\n"
yann@2454: " <?>, <F1> or <h> for Help, </> for Search.\n"
yann@2454: " <1> is interchangeable with <F1>, <2> with <F2>, etc.\n"
yann@2454: " Legend: [*] built-in  [ ] excluded  <M> module  < > module capable.\n"
yann@2454: " <Esc> always leaves the current window\n"),
yann@2454: radiolist_instructions[] = N_(
yann@2454: " Use the arrow keys to navigate this window or\n"
yann@2454: " press the hotkey of the item you wish to select\n"
yann@2454: " followed by the <SPACE BAR>.\n"
yann@2454: " Press <?>, <F1> or <h> for additional information about this option.\n"),
yann@2454: inputbox_instructions_int[] = N_(
yann@2454: "Please enter a decimal value.\n"
yann@2454: "Fractions will not be accepted.\n"
yann@2454: "Press <RETURN> to accept, <ESC> to cancel."),
yann@2454: inputbox_instructions_hex[] = N_(
yann@2454: "Please enter a hexadecimal value.\n"
yann@2454: "Press <RETURN> to accept, <ESC> to cancel."),
yann@2454: inputbox_instructions_string[] = N_(
yann@2454: "Please enter a string value.\n"
yann@2454: "Press <RETURN> to accept, <ESC> to cancel."),
yann@2454: setmod_text[] = N_(
yann@2454: "This feature depends on another which\n"
yann@2454: "has been configured as a module.\n"
yann@2454: "As a result, this feature will be built as a module."),
yann@2454: nohelp_text[] = N_(
yann@2454: "There is no help available for this option.\n"),
yann@2454: load_config_text[] = N_(
yann@2454: "Enter the name of the configuration file you wish to load.\n"
yann@2454: "Accept the name shown to restore the configuration you\n"
yann@2454: "last retrieved.  Leave blank to abort."),
yann@2454: load_config_help[] = N_(
yann@2454: "\n"
yann@2454: "For various reasons, one may wish to keep several different\n"
yann@2454: "configurations available on a single machine.\n"
yann@2454: "\n"
yann@2454: "If you have saved a previous configuration in a file other than the\n"
yann@2454: "default one, entering its name here will allow you to modify that\n"
yann@2454: "configuration.\n"
yann@2454: "\n"
yann@2454: "If you are uncertain, then you have probably never used alternate\n"
yann@2454: "configuration files.  You should therefor leave this blank to abort.\n"),
yann@2454: save_config_text[] = N_(
yann@2454: "Enter a filename to which this configuration should be saved\n"
yann@2454: "as an alternate.  Leave blank to abort."),
yann@2454: save_config_help[] = N_(
yann@2454: "\n"
yann@2454: "For various reasons, one may wish to keep different configurations\n"
yann@2454: "available on a single machine.\n"
yann@2454: "\n"
yann@2454: "Entering a file name here will allow you to later retrieve, modify\n"
yann@2454: "and use the current configuration as an alternate to whatever\n"
yann@2454: "configuration options you have selected at that time.\n"
yann@2454: "\n"
yann@2454: "If you are uncertain what all this means then you should probably\n"
yann@2454: "leave this blank.\n"),
yann@2454: search_help[] = N_(
yann@2454: "\n"
yann@2454: "Search for symbols and display their relations. Regular expressions\n"
yann@2454: "are allowed.\n"
yann@2454: "Example: search for \"^FOO\"\n"
yann@2454: "Result:\n"
yann@2454: "-----------------------------------------------------------------\n"
yann@2454: "Symbol: FOO [ = m]\n"
yann@2454: "Prompt: Foo bus is used to drive the bar HW\n"
yann@2454: "Defined at drivers/pci/Kconfig:47\n"
yann@2454: "Depends on: X86_LOCAL_APIC && X86_IO_APIC || IA64\n"
yann@2454: "Location:\n"
yann@2454: "  -> Bus options (PCI, PCMCIA, EISA, MCA, ISA)\n"
yann@2454: "    -> PCI support (PCI [ = y])\n"
yann@2454: "      -> PCI access mode (<choice> [ = y])\n"
yann@2454: "Selects: LIBCRC32\n"
yann@2454: "Selected by: BAR\n"
yann@2454: "-----------------------------------------------------------------\n"
yann@2454: "o The line 'Prompt:' shows the text used in the menu structure for\n"
yann@2454: "  this symbol\n"
yann@2454: "o The 'Defined at' line tell at what file / line number the symbol\n"
yann@2454: "  is defined\n"
yann@2454: "o The 'Depends on:' line tell what symbols needs to be defined for\n"
yann@2454: "  this symbol to be visible in the menu (selectable)\n"
yann@2454: "o The 'Location:' lines tell where in the menu structure this symbol\n"
yann@2454: "  is located\n"
yann@2454: "    A location followed by a [ = y] indicate that this is a selectable\n"
yann@2454: "    menu item - and current value is displayed inside brackets.\n"
yann@2454: "o The 'Selects:' line tell what symbol will be automatically\n"
yann@2454: "  selected if this symbol is selected (y or m)\n"
yann@2454: "o The 'Selected by' line tell what symbol has selected this symbol\n"
yann@2454: "\n"
yann@2454: "Only relevant lines are shown.\n"
yann@2454: "\n\n"
yann@2454: "Search examples:\n"
yann@2454: "Examples: USB  => find all symbols containing USB\n"
yann@2454: "          ^USB => find all symbols starting with USB\n"
yann@2454: "          USB$ => find all symbols ending with USB\n"
yann@2454: "\n");
yann@2454: 
yann@2454: struct mitem {
yann@2454: 	char str[256];
yann@2454: 	char tag;
yann@2454: 	void *usrptr;
yann@2454: 	int is_visible;
yann@2454: };
yann@2454: 
yann@2454: #define MAX_MENU_ITEMS 4096
yann@2454: static int show_all_items;
yann@2454: static int indent;
yann@2454: static struct menu *current_menu;
yann@2454: static int child_count;
yann@2454: static int single_menu_mode;
yann@2454: /* the window in which all information appears */
yann@2454: static WINDOW *main_window;
yann@2454: /* the largest size of the menu window */
yann@2454: static int mwin_max_lines;
yann@2454: static int mwin_max_cols;
yann@2454: /* the window in which we show option buttons */
yann@2454: static MENU *curses_menu;
yann@2454: static ITEM *curses_menu_items[MAX_MENU_ITEMS];
yann@2454: static struct mitem k_menu_items[MAX_MENU_ITEMS];
yann@2454: static int items_num;
yann@2454: static int global_exit;
yann@2454: /* the currently selected button */
yann@2454: const char *current_instructions = menu_instructions;
yann@2454: 
yann@2454: static void conf(struct menu *menu);
yann@2454: static void conf_choice(struct menu *menu);
yann@2454: static void conf_string(struct menu *menu);
yann@2454: static void conf_load(void);
yann@2454: static void conf_save(void);
yann@2454: static void show_help(struct menu *menu);
yann@2454: static int do_exit(void);
yann@2454: static void setup_windows(void);
yann@2454: static void search_conf(void);
yann@2454: 
yann@2454: typedef void (*function_key_handler_t)(int *key, struct menu *menu);
yann@2454: static void handle_f1(int *key, struct menu *current_item);
yann@2454: static void handle_f2(int *key, struct menu *current_item);
yann@2454: static void handle_f3(int *key, struct menu *current_item);
yann@2454: static void handle_f4(int *key, struct menu *current_item);
yann@2454: static void handle_f5(int *key, struct menu *current_item);
yann@2454: static void handle_f6(int *key, struct menu *current_item);
yann@2454: static void handle_f7(int *key, struct menu *current_item);
yann@2454: static void handle_f8(int *key, struct menu *current_item);
yann@2454: static void handle_f9(int *key, struct menu *current_item);
yann@2454: 
yann@2454: struct function_keys {
yann@2454: 	const char *key_str;
yann@2454: 	const char *func;
yann@2454: 	function_key key;
yann@2454: 	function_key_handler_t handler;
yann@2454: };
yann@2454: 
yann@2454: static const int function_keys_num = 9;
yann@2454: struct function_keys function_keys[] = {
yann@2454: 	{
yann@2454: 		.key_str = "F1",
yann@2454: 		.func = "Help",
yann@2454: 		.key = F_HELP,
yann@2454: 		.handler = handle_f1,
yann@2454: 	},
yann@2454: 	{
yann@2454: 		.key_str = "F2",
yann@2454: 		.func = "Sym Info",
yann@2454: 		.key = F_SYMBOL,
yann@2454: 		.handler = handle_f2,
yann@2454: 	},
yann@2454: 	{
yann@2454: 		.key_str = "F3",
yann@2454: 		.func = "Insts",
yann@2454: 		.key = F_INSTS,
yann@2454: 		.handler = handle_f3,
yann@2454: 	},
yann@2454: 	{
yann@2454: 		.key_str = "F4",
yann@2454: 		.func = "Config",
yann@2454: 		.key = F_CONF,
yann@2454: 		.handler = handle_f4,
yann@2454: 	},
yann@2454: 	{
yann@2454: 		.key_str = "F5",
yann@2454: 		.func = "Back",
yann@2454: 		.key = F_BACK,
yann@2454: 		.handler = handle_f5,
yann@2454: 	},
yann@2454: 	{
yann@2454: 		.key_str = "F6",
yann@2454: 		.func = "Save",
yann@2454: 		.key = F_SAVE,
yann@2454: 		.handler = handle_f6,
yann@2454: 	},
yann@2454: 	{
yann@2454: 		.key_str = "F7",
yann@2454: 		.func = "Load",
yann@2454: 		.key = F_LOAD,
yann@2454: 		.handler = handle_f7,
yann@2454: 	},
yann@2454: 	{
yann@2454: 		.key_str = "F8",
yann@2454: 		.func = "Sym Search",
yann@2454: 		.key = F_SEARCH,
yann@2454: 		.handler = handle_f8,
yann@2454: 	},
yann@2454: 	{
yann@2454: 		.key_str = "F9",
yann@2454: 		.func = "Exit",
yann@2454: 		.key = F_EXIT,
yann@2454: 		.handler = handle_f9,
yann@2454: 	},
yann@2454: };
yann@2454: 
yann@2454: static void print_function_line(void)
yann@2454: {
yann@2454: 	int i;
yann@2454: 	int offset = 1;
yann@2454: 	const int skip = 1;
yann@2454: 
yann@2454: 	for (i = 0; i < function_keys_num; i++) {
yann@2454: 		(void) wattrset(main_window, attributes[FUNCTION_HIGHLIGHT]);
yann@2454: 		mvwprintw(main_window, LINES-3, offset,
yann@2454: 				"%s",
yann@2454: 				function_keys[i].key_str);
yann@2454: 		(void) wattrset(main_window, attributes[FUNCTION_TEXT]);
yann@2454: 		offset += strlen(function_keys[i].key_str);
yann@2454: 		mvwprintw(main_window, LINES-3,
yann@2454: 				offset, "%s",
yann@2454: 				function_keys[i].func);
yann@2454: 		offset += strlen(function_keys[i].func) + skip;
yann@2454: 	}
yann@2454: 	(void) wattrset(main_window, attributes[NORMAL]);
yann@2454: }
yann@2454: 
yann@2454: /* help */
yann@2454: static void handle_f1(int *key, struct menu *current_item)
yann@2454: {
yann@2454: 	show_scroll_win(main_window,
yann@2454: 			_("README"), _(nconf_readme));
yann@2454: 	return;
yann@2454: }
yann@2454: 
yann@2454: /* symbole help */
yann@2454: static void handle_f2(int *key, struct menu *current_item)
yann@2454: {
yann@2454: 	show_help(current_item);
yann@2454: 	return;
yann@2454: }
yann@2454: 
yann@2454: /* instructions */
yann@2454: static void handle_f3(int *key, struct menu *current_item)
yann@2454: {
yann@2454: 	show_scroll_win(main_window,
yann@2454: 			_("Instructions"),
yann@2454: 			_(current_instructions));
yann@2454: 	return;
yann@2454: }
yann@2454: 
yann@2454: /* config */
yann@2454: static void handle_f4(int *key, struct menu *current_item)
yann@2454: {
yann@2454: 	int res = btn_dialog(main_window,
yann@2454: 			_("Show all symbols?"),
yann@2454: 			2,
yann@2454: 			"   <Show All>   ",
yann@2454: 			"<Don't show all>");
yann@2454: 	if (res == 0)
yann@2454: 		show_all_items = 1;
yann@2454: 	else if (res == 1)
yann@2454: 		show_all_items = 0;
yann@2454: 
yann@2454: 	return;
yann@2454: }
yann@2454: 
yann@2454: /* back */
yann@2454: static void handle_f5(int *key, struct menu *current_item)
yann@2454: {
yann@2454: 	*key = KEY_LEFT;
yann@2454: 	return;
yann@2454: }
yann@2454: 
yann@2454: /* save */
yann@2454: static void handle_f6(int *key, struct menu *current_item)
yann@2454: {
yann@2454: 	conf_save();
yann@2454: 	return;
yann@2454: }
yann@2454: 
yann@2454: /* load */
yann@2454: static void handle_f7(int *key, struct menu *current_item)
yann@2454: {
yann@2454: 	conf_load();
yann@2454: 	return;
yann@2454: }
yann@2454: 
yann@2454: /* search */
yann@2454: static void handle_f8(int *key, struct menu *current_item)
yann@2454: {
yann@2454: 	search_conf();
yann@2454: 	return;
yann@2454: }
yann@2454: 
yann@2454: /* exit */
yann@2454: static void handle_f9(int *key, struct menu *current_item)
yann@2454: {
yann@2454: 	do_exit();
yann@2454: 	return;
yann@2454: }
yann@2454: 
yann@2454: /* return != 0 to indicate the key was handles */
yann@2454: static int process_special_keys(int *key, struct menu *menu)
yann@2454: {
yann@2454: 	int i;
yann@2454: 
yann@2454: 	if (*key == KEY_RESIZE) {
yann@2454: 		setup_windows();
yann@2454: 		return 1;
yann@2454: 	}
yann@2454: 
yann@2454: 	for (i = 0; i < function_keys_num; i++) {
yann@2454: 		if (*key == KEY_F(function_keys[i].key) ||
yann@2454: 		    *key == '0' + function_keys[i].key){
yann@2454: 			function_keys[i].handler(key, menu);
yann@2454: 			return 1;
yann@2454: 		}
yann@2454: 	}
yann@2454: 
yann@2454: 	return 0;
yann@2454: }
yann@2454: 
yann@2454: static void clean_items(void)
yann@2454: {
yann@2454: 	int i;
yann@2454: 	for (i = 0; curses_menu_items[i]; i++)
yann@2454: 		free_item(curses_menu_items[i]);
yann@2454: 	bzero(curses_menu_items, sizeof(curses_menu_items));
yann@2454: 	bzero(k_menu_items, sizeof(k_menu_items));
yann@2454: 	items_num = 0;
yann@2454: }
yann@2454: 
yann@2454: typedef enum {MATCH_TINKER_PATTERN_UP, MATCH_TINKER_PATTERN_DOWN,
yann@2454: 	FIND_NEXT_MATCH_DOWN, FIND_NEXT_MATCH_UP} match_f;
yann@2454: 
yann@2454: /* return the index of the matched item, or -1 if no such item exists */
yann@2454: static int get_mext_match(const char *match_str, match_f flag)
yann@2454: {
yann@2454: 	int match_start = item_index(current_item(curses_menu));
yann@2454: 	int index;
yann@2454: 
yann@2454: 	if (flag == FIND_NEXT_MATCH_DOWN)
yann@2454: 		++match_start;
yann@2454: 	else if (flag == FIND_NEXT_MATCH_UP)
yann@2454: 		--match_start;
yann@2454: 
yann@2454: 	index = match_start;
yann@2454: 	index = (index + items_num) % items_num;
yann@2454: 	while (true) {
yann@2454: 		char *str = k_menu_items[index].str;
yann@2454: 		if (strcasestr(str, match_str) != 0)
yann@2454: 			return index;
yann@2454: 		if (flag == FIND_NEXT_MATCH_UP ||
yann@2454: 		    flag == MATCH_TINKER_PATTERN_UP)
yann@2454: 			--index;
yann@2454: 		else
yann@2454: 			++index;
yann@2454: 		index = (index + items_num) % items_num;
yann@2454: 		if (index == match_start)
yann@2454: 			return -1;
yann@2454: 	}
yann@2454: }
yann@2454: 
yann@2454: /* Make a new item. */
yann@2454: static void item_make(struct menu *menu, char tag, const char *fmt, ...)
yann@2454: {
yann@2454: 	va_list ap;
yann@2454: 
yann@2454: 	if (items_num > MAX_MENU_ITEMS-1)
yann@2454: 		return;
yann@2454: 
yann@2454: 	bzero(&k_menu_items[items_num], sizeof(k_menu_items[0]));
yann@2454: 	k_menu_items[items_num].tag = tag;
yann@2454: 	k_menu_items[items_num].usrptr = menu;
yann@2454: 	if (menu != NULL)
yann@2454: 		k_menu_items[items_num].is_visible =
yann@2454: 			menu_is_visible(menu);
yann@2454: 	else
yann@2454: 		k_menu_items[items_num].is_visible = 1;
yann@2454: 
yann@2454: 	va_start(ap, fmt);
yann@2454: 	vsnprintf(k_menu_items[items_num].str,
yann@2454: 		  sizeof(k_menu_items[items_num].str),
yann@2454: 		  fmt, ap);
yann@2454: 	va_end(ap);
yann@2454: 
yann@2454: 	if (!k_menu_items[items_num].is_visible)
yann@2454: 		memcpy(k_menu_items[items_num].str, "XXX", 3);
yann@2454: 
yann@2454: 	curses_menu_items[items_num] = new_item(
yann@2454: 			k_menu_items[items_num].str,
yann@2454: 			k_menu_items[items_num].str);
yann@2454: 	set_item_userptr(curses_menu_items[items_num],
yann@2454: 			&k_menu_items[items_num]);
yann@2454: 	/*
yann@2454: 	if (!k_menu_items[items_num].is_visible)
yann@2454: 		item_opts_off(curses_menu_items[items_num], O_SELECTABLE);
yann@2454: 	*/
yann@2454: 
yann@2454: 	items_num++;
yann@2454: 	curses_menu_items[items_num] = NULL;
yann@2454: }
yann@2454: 
yann@2454: /* very hackish. adds a string to the last item added */
yann@2454: static void item_add_str(const char *fmt, ...)
yann@2454: {
yann@2454: 	va_list ap;
yann@2454: 	int index = items_num-1;
yann@2454: 	char new_str[256];
yann@2454: 	char tmp_str[256];
yann@2454: 
yann@2454: 	if (index < 0)
yann@2454: 		return;
yann@2454: 
yann@2454: 	va_start(ap, fmt);
yann@2454: 	vsnprintf(new_str, sizeof(new_str), fmt, ap);
yann@2454: 	va_end(ap);
yann@2454: 	snprintf(tmp_str, sizeof(tmp_str), "%s%s",
yann@2454: 			k_menu_items[index].str, new_str);
yann@2454: 	strncpy(k_menu_items[index].str,
yann@2454: 		tmp_str,
yann@2454: 		sizeof(k_menu_items[index].str));
yann@2454: 
yann@2454: 	free_item(curses_menu_items[index]);
yann@2454: 	curses_menu_items[index] = new_item(
yann@2454: 			k_menu_items[index].str,
yann@2454: 			k_menu_items[index].str);
yann@2454: 	set_item_userptr(curses_menu_items[index],
yann@2454: 			&k_menu_items[index]);
yann@2454: }
yann@2454: 
yann@2454: /* get the tag of the currently selected item */
yann@2454: static char item_tag(void)
yann@2454: {
yann@2454: 	ITEM *cur;
yann@2454: 	struct mitem *mcur;
yann@2454: 
yann@2454: 	cur = current_item(curses_menu);
yann@2454: 	if (cur == NULL)
yann@2454: 		return 0;
yann@2454: 	mcur = (struct mitem *) item_userptr(cur);
yann@2454: 	return mcur->tag;
yann@2454: }
yann@2454: 
yann@2454: static int curses_item_index(void)
yann@2454: {
yann@2454: 	return  item_index(current_item(curses_menu));
yann@2454: }
yann@2454: 
yann@2454: static void *item_data(void)
yann@2454: {
yann@2454: 	ITEM *cur;
yann@2454: 	struct mitem *mcur;
yann@2454: 
yann@2454: 	cur = current_item(curses_menu);
yann@2454: 	if (!cur)
yann@2454: 		return NULL;
yann@2454: 	mcur = (struct mitem *) item_userptr(cur);
yann@2454: 	return mcur->usrptr;
yann@2454: 
yann@2454: }
yann@2454: 
yann@2454: static int item_is_tag(char tag)
yann@2454: {
yann@2454: 	return item_tag() == tag;
yann@2454: }
yann@2454: 
yann@2454: static char filename[PATH_MAX+1];
yann@2454: static char menu_backtitle[PATH_MAX+128];
yann@2454: static const char *set_config_filename(const char *config_filename)
yann@2454: {
yann@2454: 	int size;
yann@2454: 
yann@2454: 	size = snprintf(menu_backtitle, sizeof(menu_backtitle),
yann@2454: 			"%s - %s", config_filename, rootmenu.prompt->text);
yann@2454: 	if (size >= sizeof(menu_backtitle))
yann@2454: 		menu_backtitle[sizeof(menu_backtitle)-1] = '\0';
yann@2454: 
yann@2454: 	size = snprintf(filename, sizeof(filename), "%s", config_filename);
yann@2454: 	if (size >= sizeof(filename))
yann@2454: 		filename[sizeof(filename)-1] = '\0';
yann@2454: 	return menu_backtitle;
yann@2454: }
yann@2454: 
yann@2454: /* return = 0 means we are successful.
yann@2454:  * -1 means go on doing what you were doing
yann@2454:  */
yann@2454: static int do_exit(void)
yann@2454: {
yann@2454: 	int res;
yann@2454: 	if (!conf_get_changed()) {
yann@2454: 		global_exit = 1;
yann@2454: 		return 0;
yann@2454: 	}
yann@2454: 	res = btn_dialog(main_window,
yann@2454: 			_("Do you wish to save your new configuration?\n"
yann@2454: 				"<ESC> to cancel and resume nconfig."),
yann@2454: 			2,
yann@2454: 			"   <save>   ",
yann@2454: 			"<don't save>");
yann@2454: 	if (res == KEY_EXIT) {
yann@2454: 		global_exit = 0;
yann@2454: 		return -1;
yann@2454: 	}
yann@2454: 
yann@2454: 	/* if we got here, the user really wants to exit */
yann@2454: 	switch (res) {
yann@2454: 	case 0:
yann@2454: 		res = conf_write(filename);
yann@2454: 		if (res)
yann@2454: 			btn_dialog(
yann@2454: 				main_window,
yann@2454: 				_("Error during writing of configuration.\n"
yann@2454: 				  "Your configuration changes were NOT saved."),
yann@2454: 				  1,
yann@2454: 				  "<OK>");
yann@2454: 		break;
yann@2454: 	default:
yann@2454: 		btn_dialog(
yann@2454: 			main_window,
yann@2454: 			_("Your configuration changes were NOT saved."),
yann@2454: 			1,
yann@2454: 			"<OK>");
yann@2454: 		break;
yann@2454: 	}
yann@2454: 	global_exit = 1;
yann@2454: 	return 0;
yann@2454: }
yann@2454: 
yann@2454: 
yann@2454: static void search_conf(void)
yann@2454: {
yann@2454: 	struct symbol **sym_arr;
yann@2454: 	struct gstr res;
yann@2454: 	char dialog_input_result[100];
yann@2454: 	char *dialog_input;
yann@2454: 	int dres;
yann@2454: again:
yann@2454: 	dres = dialog_inputbox(main_window,
yann@2454: 			_("Search Configuration Parameter"),
yann@2454: 			_("Enter " CONFIG_ " (sub)string to search for "
yann@2454: 				"(with or without \"" CONFIG_ "\")"),
yann@2454: 			"", dialog_input_result, 99);
yann@2454: 	switch (dres) {
yann@2454: 	case 0:
yann@2454: 		break;
yann@2454: 	case 1:
yann@2454: 		show_scroll_win(main_window,
yann@2454: 				_("Search Configuration"), search_help);
yann@2454: 		goto again;
yann@2454: 	default:
yann@2454: 		return;
yann@2454: 	}
yann@2454: 
yann@2454: 	/* strip the prefix if necessary */
yann@2454: 	dialog_input = dialog_input_result;
yann@2454: 	if (strncasecmp(dialog_input_result, CONFIG_, strlen(CONFIG_)) == 0)
yann@2454: 		dialog_input += strlen(CONFIG_);
yann@2454: 
yann@2454: 	sym_arr = sym_re_search(dialog_input);
yann@2454: 	res = get_relations_str(sym_arr);
yann@2454: 	free(sym_arr);
yann@2454: 	show_scroll_win(main_window,
yann@2454: 			_("Search Results"), str_get(&res));
yann@2454: 	str_free(&res);
yann@2454: }
yann@2454: 
yann@2454: 
yann@2454: static void build_conf(struct menu *menu)
yann@2454: {
yann@2454: 	struct symbol *sym;
yann@2454: 	struct property *prop;
yann@2454: 	struct menu *child;
yann@2454: 	int type, tmp, doint = 2;
yann@2454: 	tristate val;
yann@2454: 	char ch;
yann@2454: 
yann@2454: 	if (!menu || (!show_all_items && !menu_is_visible(menu)))
yann@2454: 		return;
yann@2454: 
yann@2454: 	sym = menu->sym;
yann@2454: 	prop = menu->prompt;
yann@2454: 	if (!sym) {
yann@2454: 		if (prop && menu != current_menu) {
yann@2454: 			const char *prompt = menu_get_prompt(menu);
yann@2454: 			enum prop_type ptype;
yann@2454: 			ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN;
yann@2454: 			switch (ptype) {
yann@2454: 			case P_MENU:
yann@2454: 				child_count++;
yann@2454: 				prompt = _(prompt);
yann@2454: 				if (single_menu_mode) {
yann@2454: 					item_make(menu, 'm',
yann@2454: 						"%s%*c%s",
yann@2454: 						menu->data ? "-->" : "++>",
yann@2454: 						indent + 1, ' ', prompt);
yann@2454: 				} else
yann@2454: 					item_make(menu, 'm',
yann@2454: 						"   %*c%s  --->",
yann@2454: 						indent + 1,
yann@2454: 						' ', prompt);
yann@2454: 
yann@2454: 				if (single_menu_mode && menu->data)
yann@2454: 					goto conf_childs;
yann@2454: 				return;
yann@2454: 			case P_COMMENT:
yann@2454: 				if (prompt) {
yann@2454: 					child_count++;
yann@2454: 					item_make(menu, ':',
yann@2454: 						"   %*c*** %s ***",
yann@2454: 						indent + 1, ' ',
yann@2454: 						_(prompt));
yann@2454: 				}
yann@2454: 				break;
yann@2454: 			default:
yann@2454: 				if (prompt) {
yann@2454: 					child_count++;
yann@2454: 					item_make(menu, ':', "---%*c%s",
yann@2454: 						indent + 1, ' ',
yann@2454: 						_(prompt));
yann@2454: 				}
yann@2454: 			}
yann@2454: 		} else
yann@2454: 			doint = 0;
yann@2454: 		goto conf_childs;
yann@2454: 	}
yann@2454: 
yann@2454: 	type = sym_get_type(sym);
yann@2454: 	if (sym_is_choice(sym)) {
yann@2454: 		struct symbol *def_sym = sym_get_choice_value(sym);
yann@2454: 		struct menu *def_menu = NULL;
yann@2454: 
yann@2454: 		child_count++;
yann@2454: 		for (child = menu->list; child; child = child->next) {
yann@2454: 			if (menu_is_visible(child) && child->sym == def_sym)
yann@2454: 				def_menu = child;
yann@2454: 		}
yann@2454: 
yann@2454: 		val = sym_get_tristate_value(sym);
yann@2454: 		if (sym_is_changable(sym)) {
yann@2454: 			switch (type) {
yann@2454: 			case S_BOOLEAN:
yann@2454: 				item_make(menu, 't', "[%c]",
yann@2454: 						val == no ? ' ' : '*');
yann@2454: 				break;
yann@2454: 			case S_TRISTATE:
yann@2454: 				switch (val) {
yann@2454: 				case yes:
yann@2454: 					ch = '*';
yann@2454: 					break;
yann@2454: 				case mod:
yann@2454: 					ch = 'M';
yann@2454: 					break;
yann@2454: 				default:
yann@2454: 					ch = ' ';
yann@2454: 					break;
yann@2454: 				}
yann@2454: 				item_make(menu, 't', "<%c>", ch);
yann@2454: 				break;
yann@2454: 			}
yann@2454: 		} else {
yann@2454: 			item_make(menu, def_menu ? 't' : ':', "   ");
yann@2454: 		}
yann@2454: 
yann@2454: 		item_add_str("%*c%s", indent + 1,
yann@2454: 				' ', _(menu_get_prompt(menu)));
yann@2454: 		if (val == yes) {
yann@2454: 			if (def_menu) {
yann@2454: 				item_add_str(" (%s)",
yann@2454: 					_(menu_get_prompt(def_menu)));
yann@2454: 				item_add_str("  --->");
yann@2454: 				if (def_menu->list) {
yann@2454: 					indent += 2;
yann@2454: 					build_conf(def_menu);
yann@2454: 					indent -= 2;
yann@2454: 				}
yann@2454: 			}
yann@2454: 			return;
yann@2454: 		}
yann@2454: 	} else {
yann@2454: 		if (menu == current_menu) {
yann@2454: 			item_make(menu, ':',
yann@2454: 				"---%*c%s", indent + 1,
yann@2454: 				' ', _(menu_get_prompt(menu)));
yann@2454: 			goto conf_childs;
yann@2454: 		}
yann@2454: 		child_count++;
yann@2454: 		val = sym_get_tristate_value(sym);
yann@2454: 		if (sym_is_choice_value(sym) && val == yes) {
yann@2454: 			item_make(menu, ':', "   ");
yann@2454: 		} else {
yann@2454: 			switch (type) {
yann@2454: 			case S_BOOLEAN:
yann@2454: 				if (sym_is_changable(sym))
yann@2454: 					item_make(menu, 't', "[%c]",
yann@2454: 						val == no ? ' ' : '*');
yann@2454: 				else
yann@2454: 					item_make(menu, 't', "-%c-",
yann@2454: 						val == no ? ' ' : '*');
yann@2454: 				break;
yann@2454: 			case S_TRISTATE:
yann@2454: 				switch (val) {
yann@2454: 				case yes:
yann@2454: 					ch = '*';
yann@2454: 					break;
yann@2454: 				case mod:
yann@2454: 					ch = 'M';
yann@2454: 					break;
yann@2454: 				default:
yann@2454: 					ch = ' ';
yann@2454: 					break;
yann@2454: 				}
yann@2454: 				if (sym_is_changable(sym)) {
yann@2454: 					if (sym->rev_dep.tri == mod)
yann@2454: 						item_make(menu,
yann@2454: 							't', "{%c}", ch);
yann@2454: 					else
yann@2454: 						item_make(menu,
yann@2454: 							't', "<%c>", ch);
yann@2454: 				} else
yann@2454: 					item_make(menu, 't', "-%c-", ch);
yann@2454: 				break;
yann@2454: 			default:
yann@2454: 				tmp = 2 + strlen(sym_get_string_value(sym));
yann@2454: 				item_make(menu, 's', "    (%s)",
yann@2454: 						sym_get_string_value(sym));
yann@2454: 				tmp = indent - tmp + 4;
yann@2454: 				if (tmp < 0)
yann@2454: 					tmp = 0;
yann@2454: 				item_add_str("%*c%s%s", tmp, ' ',
yann@2454: 						_(menu_get_prompt(menu)),
yann@2454: 						(sym_has_value(sym) ||
yann@2454: 						 !sym_is_changable(sym)) ? "" :
yann@2454: 						_(" (NEW)"));
yann@2454: 				goto conf_childs;
yann@2454: 			}
yann@2454: 		}
yann@2454: 		item_add_str("%*c%s%s", indent + 1, ' ',
yann@2454: 				_(menu_get_prompt(menu)),
yann@2454: 				(sym_has_value(sym) || !sym_is_changable(sym)) ?
yann@2454: 				"" : _(" (NEW)"));
yann@2454: 		if (menu->prompt && menu->prompt->type == P_MENU) {
yann@2454: 			item_add_str("  --->");
yann@2454: 			return;
yann@2454: 		}
yann@2454: 	}
yann@2454: 
yann@2454: conf_childs:
yann@2454: 	indent += doint;
yann@2454: 	for (child = menu->list; child; child = child->next)
yann@2454: 		build_conf(child);
yann@2454: 	indent -= doint;
yann@2454: }
yann@2454: 
yann@2454: static void reset_menu(void)
yann@2454: {
yann@2454: 	unpost_menu(curses_menu);
yann@2454: 	clean_items();
yann@2454: }
yann@2454: 
yann@2454: /* adjust the menu to show this item.
yann@2454:  * prefer not to scroll the menu if possible*/
yann@2454: static void center_item(int selected_index, int *last_top_row)
yann@2454: {
yann@2454: 	int toprow;
yann@2454: 
yann@2454: 	set_top_row(curses_menu, *last_top_row);
yann@2454: 	toprow = top_row(curses_menu);
yann@2454: 	if (selected_index < toprow ||
yann@2454: 	    selected_index >= toprow+mwin_max_lines) {
yann@2454: 		toprow = max(selected_index-mwin_max_lines/2, 0);
yann@2454: 		if (toprow >= item_count(curses_menu)-mwin_max_lines)
yann@2454: 			toprow = item_count(curses_menu)-mwin_max_lines;
yann@2454: 		set_top_row(curses_menu, toprow);
yann@2454: 	}
yann@2454: 	set_current_item(curses_menu,
yann@2454: 			curses_menu_items[selected_index]);
yann@2454: 	*last_top_row = toprow;
yann@2454: 	post_menu(curses_menu);
yann@2454: 	refresh_all_windows(main_window);
yann@2454: }
yann@2454: 
yann@2454: /* this function assumes reset_menu has been called before */
yann@2454: static void show_menu(const char *prompt, const char *instructions,
yann@2454: 		int selected_index, int *last_top_row)
yann@2454: {
yann@2454: 	int maxx, maxy;
yann@2454: 	WINDOW *menu_window;
yann@2454: 
yann@2454: 	current_instructions = instructions;
yann@2454: 
yann@2454: 	clear();
yann@2454: 	(void) wattrset(main_window, attributes[NORMAL]);
yann@2454: 	print_in_middle(stdscr, 1, 0, COLS,
yann@2454: 			menu_backtitle,
yann@2454: 			attributes[MAIN_HEADING]);
yann@2454: 
yann@2454: 	(void) wattrset(main_window, attributes[MAIN_MENU_BOX]);
yann@2454: 	box(main_window, 0, 0);
yann@2454: 	(void) wattrset(main_window, attributes[MAIN_MENU_HEADING]);
yann@2454: 	mvwprintw(main_window, 0, 3, " %s ", prompt);
yann@2454: 	(void) wattrset(main_window, attributes[NORMAL]);
yann@2454: 
yann@2454: 	set_menu_items(curses_menu, curses_menu_items);
yann@2454: 
yann@2454: 	/* position the menu at the middle of the screen */
yann@2454: 	scale_menu(curses_menu, &maxy, &maxx);
yann@2454: 	maxx = min(maxx, mwin_max_cols-2);
yann@2454: 	maxy = mwin_max_lines;
yann@2454: 	menu_window = derwin(main_window,
yann@2454: 			maxy,
yann@2454: 			maxx,
yann@2454: 			2,
yann@2454: 			(mwin_max_cols-maxx)/2);
yann@2454: 	keypad(menu_window, TRUE);
yann@2454: 	set_menu_win(curses_menu, menu_window);
yann@2454: 	set_menu_sub(curses_menu, menu_window);
yann@2454: 
yann@2454: 	/* must reassert this after changing items, otherwise returns to a
yann@2454: 	 * default of 16
yann@2454: 	 */
yann@2454: 	set_menu_format(curses_menu, maxy, 1);
yann@2454: 	center_item(selected_index, last_top_row);
yann@2454: 	set_menu_format(curses_menu, maxy, 1);
yann@2454: 
yann@2454: 	print_function_line();
yann@2454: 
yann@2454: 	/* Post the menu */
yann@2454: 	post_menu(curses_menu);
yann@2454: 	refresh_all_windows(main_window);
yann@2454: }
yann@2454: 
yann@2454: static void adj_match_dir(match_f *match_direction)
yann@2454: {
yann@2454: 	if (*match_direction == FIND_NEXT_MATCH_DOWN)
yann@2454: 		*match_direction =
yann@2454: 			MATCH_TINKER_PATTERN_DOWN;
yann@2454: 	else if (*match_direction == FIND_NEXT_MATCH_UP)
yann@2454: 		*match_direction =
yann@2454: 			MATCH_TINKER_PATTERN_UP;
yann@2454: 	/* else, do no change.. */
yann@2454: }
yann@2454: 
yann@2454: struct match_state
yann@2454: {
yann@2454: 	int in_search;
yann@2454: 	match_f match_direction;
yann@2454: 	char pattern[256];
yann@2454: };
yann@2454: 
yann@2454: /* Return 0 means I have handled the key. In such a case, ans should hold the
yann@2454:  * item to center, or -1 otherwise.
yann@2454:  * Else return -1 .
yann@2454:  */
yann@2454: static int do_match(int key, struct match_state *state, int *ans)
yann@2454: {
yann@2454: 	char c = (char) key;
yann@2454: 	int terminate_search = 0;
yann@2454: 	*ans = -1;
yann@2454: 	if (key == '/' || (state->in_search && key == 27)) {
yann@2454: 		move(0, 0);
yann@2454: 		refresh();
yann@2454: 		clrtoeol();
yann@2454: 		state->in_search = 1-state->in_search;
yann@2454: 		bzero(state->pattern, sizeof(state->pattern));
yann@2454: 		state->match_direction = MATCH_TINKER_PATTERN_DOWN;
yann@2454: 		return 0;
yann@2454: 	} else if (!state->in_search)
yann@2454: 		return 1;
yann@2454: 
yann@2454: 	if (isalnum(c) || isgraph(c) || c == ' ') {
yann@2454: 		state->pattern[strlen(state->pattern)] = c;
yann@2454: 		state->pattern[strlen(state->pattern)] = '\0';
yann@2454: 		adj_match_dir(&state->match_direction);
yann@2454: 		*ans = get_mext_match(state->pattern,
yann@2454: 				state->match_direction);
yann@2454: 	} else if (key == KEY_DOWN) {
yann@2454: 		state->match_direction = FIND_NEXT_MATCH_DOWN;
yann@2454: 		*ans = get_mext_match(state->pattern,
yann@2454: 				state->match_direction);
yann@2454: 	} else if (key == KEY_UP) {
yann@2454: 		state->match_direction = FIND_NEXT_MATCH_UP;
yann@2454: 		*ans = get_mext_match(state->pattern,
yann@2454: 				state->match_direction);
yann@2454: 	} else if (key == KEY_BACKSPACE || key == 127) {
yann@2454: 		state->pattern[strlen(state->pattern)-1] = '\0';
yann@2454: 		adj_match_dir(&state->match_direction);
yann@2454: 	} else
yann@2454: 		terminate_search = 1;
yann@2454: 
yann@2454: 	if (terminate_search) {
yann@2454: 		state->in_search = 0;
yann@2454: 		bzero(state->pattern, sizeof(state->pattern));
yann@2454: 		move(0, 0);
yann@2454: 		refresh();
yann@2454: 		clrtoeol();
yann@2454: 		return -1;
yann@2454: 	}
yann@2454: 	return 0;
yann@2454: }
yann@2454: 
yann@2454: static void conf(struct menu *menu)
yann@2454: {
yann@2454: 	struct menu *submenu = 0;
yann@2454: 	const char *prompt = menu_get_prompt(menu);
yann@2454: 	struct symbol *sym;
yann@2454: 	struct menu *active_menu = NULL;
yann@2454: 	int res;
yann@2454: 	int current_index = 0;
yann@2454: 	int last_top_row = 0;
yann@2454: 	struct match_state match_state = {
yann@2454: 		.in_search = 0,
yann@2454: 		.match_direction = MATCH_TINKER_PATTERN_DOWN,
yann@2454: 		.pattern = "",
yann@2454: 	};
yann@2454: 
yann@2454: 	while (!global_exit) {
yann@2454: 		reset_menu();
yann@2454: 		current_menu = menu;
yann@2454: 		build_conf(menu);
yann@2454: 		if (!child_count)
yann@2454: 			break;
yann@2454: 
yann@2454: 		show_menu(prompt ? _(prompt) : _("Main Menu"),
yann@2454: 				_(menu_instructions),
yann@2454: 				current_index, &last_top_row);
yann@2454: 		keypad((menu_win(curses_menu)), TRUE);
yann@2454: 		while (!global_exit) {
yann@2454: 			if (match_state.in_search) {
yann@2454: 				mvprintw(0, 0,
yann@2454: 					"searching: %s", match_state.pattern);
yann@2454: 				clrtoeol();
yann@2454: 			}
yann@2454: 			refresh_all_windows(main_window);
yann@2454: 			res = wgetch(menu_win(curses_menu));
yann@2454: 			if (!res)
yann@2454: 				break;
yann@2454: 			if (do_match(res, &match_state, &current_index) == 0) {
yann@2454: 				if (current_index != -1)
yann@2454: 					center_item(current_index,
yann@2454: 						    &last_top_row);
yann@2454: 				continue;
yann@2454: 			}
yann@2454: 			if (process_special_keys(&res,
yann@2454: 						(struct menu *) item_data()))
yann@2454: 				break;
yann@2454: 			switch (res) {
yann@2454: 			case KEY_DOWN:
yann@2454: 				menu_driver(curses_menu, REQ_DOWN_ITEM);
yann@2454: 				break;
yann@2454: 			case KEY_UP:
yann@2454: 				menu_driver(curses_menu, REQ_UP_ITEM);
yann@2454: 				break;
yann@2454: 			case KEY_NPAGE:
yann@2454: 				menu_driver(curses_menu, REQ_SCR_DPAGE);
yann@2454: 				break;
yann@2454: 			case KEY_PPAGE:
yann@2454: 				menu_driver(curses_menu, REQ_SCR_UPAGE);
yann@2454: 				break;
yann@2454: 			case KEY_HOME:
yann@2454: 				menu_driver(curses_menu, REQ_FIRST_ITEM);
yann@2454: 				break;
yann@2454: 			case KEY_END:
yann@2454: 				menu_driver(curses_menu, REQ_LAST_ITEM);
yann@2454: 				break;
yann@2454: 			case 'h':
yann@2454: 			case '?':
yann@2454: 				show_help((struct menu *) item_data());
yann@2454: 				break;
yann@2454: 			}
yann@2454: 			if (res == 10 || res == 27 ||
yann@2454: 				res == 32 || res == 'n' || res == 'y' ||
yann@2454: 				res == KEY_LEFT || res == KEY_RIGHT ||
yann@2454: 				res == 'm')
yann@2454: 				break;
yann@2454: 			refresh_all_windows(main_window);
yann@2454: 		}
yann@2454: 
yann@2454: 		refresh_all_windows(main_window);
yann@2454: 		/* if ESC or left*/
yann@2454: 		if (res == 27 || (menu != &rootmenu && res == KEY_LEFT))
yann@2454: 			break;
yann@2454: 
yann@2454: 		/* remember location in the menu */
yann@2454: 		last_top_row = top_row(curses_menu);
yann@2454: 		current_index = curses_item_index();
yann@2454: 
yann@2454: 		if (!item_tag())
yann@2454: 			continue;
yann@2454: 
yann@2454: 		submenu = (struct menu *) item_data();
yann@2454: 		active_menu = (struct menu *)item_data();
yann@2454: 		if (!submenu || !menu_is_visible(submenu))
yann@2454: 			continue;
yann@2454: 		if (submenu)
yann@2454: 			sym = submenu->sym;
yann@2454: 		else
yann@2454: 			sym = NULL;
yann@2454: 
yann@2454: 		switch (res) {
yann@2454: 		case ' ':
yann@2454: 			if (item_is_tag('t'))
yann@2454: 				sym_toggle_tristate_value(sym);
yann@2454: 			else if (item_is_tag('m'))
yann@2454: 				conf(submenu);
yann@2454: 			break;
yann@2454: 		case KEY_RIGHT:
yann@2454: 		case 10: /* ENTER WAS PRESSED */
yann@2454: 			switch (item_tag()) {
yann@2454: 			case 'm':
yann@2454: 				if (single_menu_mode)
yann@2454: 					submenu->data =
yann@2454: 						(void *) (long) !submenu->data;
yann@2454: 				else
yann@2454: 					conf(submenu);
yann@2454: 				break;
yann@2454: 			case 't':
yann@2454: 				if (sym_is_choice(sym) &&
yann@2454: 				    sym_get_tristate_value(sym) == yes)
yann@2454: 					conf_choice(submenu);
yann@2454: 				else if (submenu->prompt &&
yann@2454: 					 submenu->prompt->type == P_MENU)
yann@2454: 					conf(submenu);
yann@2454: 				else if (res == 10)
yann@2454: 					sym_toggle_tristate_value(sym);
yann@2454: 				break;
yann@2454: 			case 's':
yann@2454: 				conf_string(submenu);
yann@2454: 				break;
yann@2454: 			}
yann@2454: 			break;
yann@2454: 		case 'y':
yann@2454: 			if (item_is_tag('t')) {
yann@2454: 				if (sym_set_tristate_value(sym, yes))
yann@2454: 					break;
yann@2454: 				if (sym_set_tristate_value(sym, mod))
yann@2454: 					btn_dialog(main_window, setmod_text, 0);
yann@2454: 			}
yann@2454: 			break;
yann@2454: 		case 'n':
yann@2454: 			if (item_is_tag('t'))
yann@2454: 				sym_set_tristate_value(sym, no);
yann@2454: 			break;
yann@2454: 		case 'm':
yann@2454: 			if (item_is_tag('t'))
yann@2454: 				sym_set_tristate_value(sym, mod);
yann@2454: 			break;
yann@2454: 		}
yann@2454: 	}
yann@2454: }
yann@2454: 
yann@2454: static void conf_message_callback(const char *fmt, va_list ap)
yann@2454: {
yann@2454: 	char buf[1024];
yann@2454: 
yann@2454: 	vsnprintf(buf, sizeof(buf), fmt, ap);
yann@2454: 	btn_dialog(main_window, buf, 1, "<OK>");
yann@2454: }
yann@2454: 
yann@2454: static void show_help(struct menu *menu)
yann@2454: {
yann@2454: 	struct gstr help = str_new();
yann@2454: 
yann@2454: 	if (menu && menu->sym && menu_has_help(menu)) {
yann@2454: 		if (menu->sym->name) {
yann@2454: 			str_printf(&help, "%s%s:\n\n", CONFIG_, menu->sym->name);
yann@2454: 			str_append(&help, _(menu_get_help(menu)));
yann@2454: 			str_append(&help, "\n");
yann@2454: 			get_symbol_str(&help, menu->sym);
yann@2454: 		} else {
yann@2454: 			str_append(&help, _(menu_get_help(menu)));
yann@2454: 		}
yann@2454: 	} else {
yann@2454: 		str_append(&help, nohelp_text);
yann@2454: 	}
yann@2454: 	show_scroll_win(main_window, _(menu_get_prompt(menu)), str_get(&help));
yann@2454: 	str_free(&help);
yann@2454: }
yann@2454: 
yann@2454: static void conf_choice(struct menu *menu)
yann@2454: {
yann@2454: 	const char *prompt = _(menu_get_prompt(menu));
yann@2454: 	struct menu *child = 0;
yann@2454: 	struct symbol *active;
yann@2454: 	int selected_index = 0;
yann@2454: 	int last_top_row = 0;
yann@2454: 	int res, i = 0;
yann@2454: 	struct match_state match_state = {
yann@2454: 		.in_search = 0,
yann@2454: 		.match_direction = MATCH_TINKER_PATTERN_DOWN,
yann@2454: 		.pattern = "",
yann@2454: 	};
yann@2454: 
yann@2454: 	active = sym_get_choice_value(menu->sym);
yann@2454: 	/* this is mostly duplicated from the conf() function. */
yann@2454: 	while (!global_exit) {
yann@2454: 		reset_menu();
yann@2454: 
yann@2454: 		for (i = 0, child = menu->list; child; child = child->next) {
yann@2454: 			if (!show_all_items && !menu_is_visible(child))
yann@2454: 				continue;
yann@2454: 
yann@2454: 			if (child->sym == sym_get_choice_value(menu->sym))
yann@2454: 				item_make(child, ':', "<X> %s",
yann@2454: 						_(menu_get_prompt(child)));
yann@2454: 			else if (child->sym)
yann@2454: 				item_make(child, ':', "    %s",
yann@2454: 						_(menu_get_prompt(child)));
yann@2454: 			else
yann@2454: 				item_make(child, ':', "*** %s ***",
yann@2454: 						_(menu_get_prompt(child)));
yann@2454: 
yann@2454: 			if (child->sym == active){
yann@2454: 				last_top_row = top_row(curses_menu);
yann@2454: 				selected_index = i;
yann@2454: 			}
yann@2454: 			i++;
yann@2454: 		}
yann@2454: 		show_menu(prompt ? _(prompt) : _("Choice Menu"),
yann@2454: 				_(radiolist_instructions),
yann@2454: 				selected_index,
yann@2454: 				&last_top_row);
yann@2454: 		while (!global_exit) {
yann@2454: 			if (match_state.in_search) {
yann@2454: 				mvprintw(0, 0, "searching: %s",
yann@2454: 					 match_state.pattern);
yann@2454: 				clrtoeol();
yann@2454: 			}
yann@2454: 			refresh_all_windows(main_window);
yann@2454: 			res = wgetch(menu_win(curses_menu));
yann@2454: 			if (!res)
yann@2454: 				break;
yann@2454: 			if (do_match(res, &match_state, &selected_index) == 0) {
yann@2454: 				if (selected_index != -1)
yann@2454: 					center_item(selected_index,
yann@2454: 						    &last_top_row);
yann@2454: 				continue;
yann@2454: 			}
yann@2454: 			if (process_special_keys(
yann@2454: 						&res,
yann@2454: 						(struct menu *) item_data()))
yann@2454: 				break;
yann@2454: 			switch (res) {
yann@2454: 			case KEY_DOWN:
yann@2454: 				menu_driver(curses_menu, REQ_DOWN_ITEM);
yann@2454: 				break;
yann@2454: 			case KEY_UP:
yann@2454: 				menu_driver(curses_menu, REQ_UP_ITEM);
yann@2454: 				break;
yann@2454: 			case KEY_NPAGE:
yann@2454: 				menu_driver(curses_menu, REQ_SCR_DPAGE);
yann@2454: 				break;
yann@2454: 			case KEY_PPAGE:
yann@2454: 				menu_driver(curses_menu, REQ_SCR_UPAGE);
yann@2454: 				break;
yann@2454: 			case KEY_HOME:
yann@2454: 				menu_driver(curses_menu, REQ_FIRST_ITEM);
yann@2454: 				break;
yann@2454: 			case KEY_END:
yann@2454: 				menu_driver(curses_menu, REQ_LAST_ITEM);
yann@2454: 				break;
yann@2454: 			case 'h':
yann@2454: 			case '?':
yann@2454: 				show_help((struct menu *) item_data());
yann@2454: 				break;
yann@2454: 			}
yann@2454: 			if (res == 10 || res == 27 || res == ' ' ||
yann@2454: 					res == KEY_LEFT){
yann@2454: 				break;
yann@2454: 			}
yann@2454: 			refresh_all_windows(main_window);
yann@2454: 		}
yann@2454: 		/* if ESC or left */
yann@2454: 		if (res == 27 || res == KEY_LEFT)
yann@2454: 			break;
yann@2454: 
yann@2454: 		child = item_data();
yann@2454: 		if (!child || !menu_is_visible(child) || !child->sym)
yann@2454: 			continue;
yann@2454: 		switch (res) {
yann@2454: 		case ' ':
yann@2454: 		case  10:
yann@2454: 		case KEY_RIGHT:
yann@2454: 			sym_set_tristate_value(child->sym, yes);
yann@2454: 			return;
yann@2454: 		case 'h':
yann@2454: 		case '?':
yann@2454: 			show_help(child);
yann@2454: 			active = child->sym;
yann@2454: 			break;
yann@2454: 		case KEY_EXIT:
yann@2454: 			return;
yann@2454: 		}
yann@2454: 	}
yann@2454: }
yann@2454: 
yann@2454: static void conf_string(struct menu *menu)
yann@2454: {
yann@2454: 	const char *prompt = menu_get_prompt(menu);
yann@2454: 	char dialog_input_result[256];
yann@2454: 
yann@2454: 	while (1) {
yann@2454: 		int res;
yann@2454: 		const char *heading;
yann@2454: 
yann@2454: 		switch (sym_get_type(menu->sym)) {
yann@2454: 		case S_INT:
yann@2454: 			heading = _(inputbox_instructions_int);
yann@2454: 			break;
yann@2454: 		case S_HEX:
yann@2454: 			heading = _(inputbox_instructions_hex);
yann@2454: 			break;
yann@2454: 		case S_STRING:
yann@2454: 			heading = _(inputbox_instructions_string);
yann@2454: 			break;
yann@2454: 		default:
yann@2454: 			heading = _("Internal nconf error!");
yann@2454: 		}
yann@2454: 		res = dialog_inputbox(main_window,
yann@2454: 				prompt ? _(prompt) : _("Main Menu"),
yann@2454: 				heading,
yann@2454: 				sym_get_string_value(menu->sym),
yann@2454: 				dialog_input_result,
yann@2454: 				sizeof(dialog_input_result));
yann@2454: 		switch (res) {
yann@2454: 		case 0:
yann@2454: 			if (sym_set_string_value(menu->sym,
yann@2454: 						dialog_input_result))
yann@2454: 				return;
yann@2454: 			btn_dialog(main_window,
yann@2454: 				_("You have made an invalid entry."), 0);
yann@2454: 			break;
yann@2454: 		case 1:
yann@2454: 			show_help(menu);
yann@2454: 			break;
yann@2454: 		case KEY_EXIT:
yann@2454: 			return;
yann@2454: 		}
yann@2454: 	}
yann@2454: }
yann@2454: 
yann@2454: static void conf_load(void)
yann@2454: {
yann@2454: 	char dialog_input_result[256];
yann@2454: 	while (1) {
yann@2454: 		int res;
yann@2454: 		res = dialog_inputbox(main_window,
yann@2454: 				NULL, load_config_text,
yann@2454: 				filename,
yann@2454: 				dialog_input_result,
yann@2454: 				sizeof(dialog_input_result));
yann@2454: 		switch (res) {
yann@2454: 		case 0:
yann@2454: 			if (!dialog_input_result[0])
yann@2454: 				return;
yann@2454: 			if (!conf_read(dialog_input_result)) {
yann@2454: 				set_config_filename(dialog_input_result);
yann@2454: 				sym_set_change_count(1);
yann@2454: 				return;
yann@2454: 			}
yann@2454: 			btn_dialog(main_window, _("File does not exist!"), 0);
yann@2454: 			break;
yann@2454: 		case 1:
yann@2454: 			show_scroll_win(main_window,
yann@2454: 					_("Load Alternate Configuration"),
yann@2454: 					load_config_help);
yann@2454: 			break;
yann@2454: 		case KEY_EXIT:
yann@2454: 			return;
yann@2454: 		}
yann@2454: 	}
yann@2454: }
yann@2454: 
yann@2454: static void conf_save(void)
yann@2454: {
yann@2454: 	char dialog_input_result[256];
yann@2454: 	while (1) {
yann@2454: 		int res;
yann@2454: 		res = dialog_inputbox(main_window,
yann@2454: 				NULL, save_config_text,
yann@2454: 				filename,
yann@2454: 				dialog_input_result,
yann@2454: 				sizeof(dialog_input_result));
yann@2454: 		switch (res) {
yann@2454: 		case 0:
yann@2454: 			if (!dialog_input_result[0])
yann@2454: 				return;
yann@2454: 			res = conf_write(dialog_input_result);
yann@2454: 			if (!res) {
yann@2454: 				set_config_filename(dialog_input_result);
yann@2454: 				return;
yann@2454: 			}
yann@2454: 			btn_dialog(main_window, _("Can't create file! "
yann@2454: 				"Probably a nonexistent directory."),
yann@2454: 				1, "<OK>");
yann@2454: 			break;
yann@2454: 		case 1:
yann@2454: 			show_scroll_win(main_window,
yann@2454: 				_("Save Alternate Configuration"),
yann@2454: 				save_config_help);
yann@2454: 			break;
yann@2454: 		case KEY_EXIT:
yann@2454: 			return;
yann@2454: 		}
yann@2454: 	}
yann@2454: }
yann@2454: 
yann@2454: void setup_windows(void)
yann@2454: {
yann@2454: 	if (main_window != NULL)
yann@2454: 		delwin(main_window);
yann@2454: 
yann@2454: 	/* set up the menu and menu window */
yann@2454: 	main_window = newwin(LINES-2, COLS-2, 2, 1);
yann@2454: 	keypad(main_window, TRUE);
yann@2454: 	mwin_max_lines = LINES-7;
yann@2454: 	mwin_max_cols = COLS-6;
yann@2454: 
yann@2454: 	/* panels order is from bottom to top */
yann@2454: 	new_panel(main_window);
yann@2454: }
yann@2454: 
yann@2454: int main(int ac, char **av)
yann@2454: {
yann@2454: 	char *mode;
yann@2454: 
yann@2454: 	setlocale(LC_ALL, "");
yann@2454: 	bindtextdomain(PACKAGE, LOCALEDIR);
yann@2454: 	textdomain(PACKAGE);
yann@2454: 
yann@2454: 	conf_parse(av[1]);
yann@2454: 	conf_read(NULL);
yann@2454: 
yann@2454: 	mode = getenv("NCONFIG_MODE");
yann@2454: 	if (mode) {
yann@2454: 		if (!strcasecmp(mode, "single_menu"))
yann@2454: 			single_menu_mode = 1;
yann@2454: 	}
yann@2454: 
yann@2454: 	/* Initialize curses */
yann@2454: 	initscr();
yann@2454: 	/* set color theme */
yann@2454: 	set_colors();
yann@2454: 
yann@2454: 	cbreak();
yann@2454: 	noecho();
yann@2454: 	keypad(stdscr, TRUE);
yann@2454: 	curs_set(0);
yann@2454: 
yann@2454: 	if (COLS < 75 || LINES < 20) {
yann@2454: 		endwin();
yann@2454: 		printf("Your terminal should have at "
yann@2454: 			"least 20 lines and 75 columns\n");
yann@2454: 		return 1;
yann@2454: 	}
yann@2454: 
yann@2454: 	notimeout(stdscr, FALSE);
yann@2454: 	ESCDELAY = 1;
yann@2454: 
yann@2454: 	/* set btns menu */
yann@2454: 	curses_menu = new_menu(curses_menu_items);
yann@2454: 	menu_opts_off(curses_menu, O_SHOWDESC);
yann@2454: 	menu_opts_on(curses_menu, O_SHOWMATCH);
yann@2454: 	menu_opts_on(curses_menu, O_ONEVALUE);
yann@2454: 	menu_opts_on(curses_menu, O_NONCYCLIC);
yann@2454: 	menu_opts_on(curses_menu, O_IGNORECASE);
yann@2454: 	set_menu_mark(curses_menu, " ");
yann@2454: 	set_menu_fore(curses_menu, attributes[MAIN_MENU_FORE]);
yann@2454: 	set_menu_back(curses_menu, attributes[MAIN_MENU_BACK]);
yann@2454: 	set_menu_grey(curses_menu, attributes[MAIN_MENU_GREY]);
yann@2454: 
yann@2454: 	set_config_filename(conf_get_configname());
yann@2454: 	setup_windows();
yann@2454: 
yann@2454: 	/* check for KEY_FUNC(1) */
yann@2454: 	if (has_key(KEY_F(1)) == FALSE) {
yann@2454: 		show_scroll_win(main_window,
yann@2454: 				_("Instructions"),
yann@2454: 				_(menu_no_f_instructions));
yann@2454: 	}
yann@2454: 
yann@2454: 	conf_set_message_callback(conf_message_callback);
yann@2454: 	/* do the work */
yann@2454: 	while (!global_exit) {
yann@2454: 		conf(&rootmenu);
yann@2454: 		if (!global_exit && do_exit() == 0)
yann@2454: 			break;
yann@2454: 	}
yann@2454: 	/* ok, we are done */
yann@2454: 	unpost_menu(curses_menu);
yann@2454: 	free_menu(curses_menu);
yann@2454: 	delwin(main_window);
yann@2454: 	clear();
yann@2454: 	refresh();
yann@2454: 	endwin();
yann@2454: 	return 0;
yann@2454: }
yann@2454: